Home / 961,176.02-1,326,369.92-531,427.80

Finding the Fourth Proportional to 961,176.02, 1,326,369.92 and 531,427.80

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Solution

The fourth proportional to 961,176.02, 1,326,369.92 and 531,427.80 is: 733,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,176.02 : 1,326,369.92 = 531,427.80 : x
  2. Step 2: Convert to fraction form
    961,176.02/1,326,369.92 = 531,427.80/x
  3. Step 3: Cross multiply
    961,176.02x = 1,326,369.92 × 531,427.80
  4. Step 4: Simplify right side
    961,176.02x = 704,869,845,914.64
  5. Step 5: Solve for x
    x = 704,869,845,914.64/961,176.02
  6. Step 6: Final answer
    x = 733,341.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.